Random error, also c

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter21: Potentiometry
Section: Chapter Questions
Problem 21.22QAP
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1.
Random error, also called
arises from the
effects of uncontrolled variables in the measurement.
2.
The
measures how closely the data are
clustered about mean.
3.
The chemical equilibrium in which all the reactants and products are in the same
phase are called.
4.
Reaction that go to completion and never proceed in the reverse direction are
said to be
5.
The equation for buffer is the_
equation.
6.
A
solution is one that resists changes in pH
when small quantities of an acid or an alkali added to it.
7.
is the pH of the pure, neutral and polyprotic
acid.
Transcribed Image Text:1. Random error, also called arises from the effects of uncontrolled variables in the measurement. 2. The measures how closely the data are clustered about mean. 3. The chemical equilibrium in which all the reactants and products are in the same phase are called. 4. Reaction that go to completion and never proceed in the reverse direction are said to be 5. The equation for buffer is the_ equation. 6. A solution is one that resists changes in pH when small quantities of an acid or an alkali added to it. 7. is the pH of the pure, neutral and polyprotic acid.
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